[INFO] updating cached repository https://github.com/colbyn/web-images-js
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b766b8bdfccb2c429832e461d2be680b61966c9
[INFO] checking colbyn/web-images-js against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolbyn%2Fweb-images-js" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colbyn/web-images-js on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/colbyn/web-images-js
[INFO] finished tweaking git repo https://github.com/colbyn/web-images-js
[INFO] tweaked toml for git repo https://github.com/colbyn/web-images-js written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/colbyn/web-images-js already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b89df9745f55123af45fc677409e43176b58817bd44d48c3659b33e1b1101a29
[INFO] running `"docker" "start" "-a" "b89df9745f55123af45fc677409e43176b58817bd44d48c3659b33e1b1101a29"`
[INFO] [stderr]     Checking ryu v1.0.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking num-bigint v0.2.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking colourado v0.2.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr] error: linker `x86_64-linux-musl-gcc` not found
[INFO] [stderr]   |
[INFO] [stderr]   = note: No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `serde_derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b89df9745f55123af45fc677409e43176b58817bd44d48c3659b33e1b1101a29"`
[INFO] running `"docker" "rm" "-f" "b89df9745f55123af45fc677409e43176b58817bd44d48c3659b33e1b1101a29"`
[INFO] [stdout] b89df9745f55123af45fc677409e43176b58817bd44d48c3659b33e1b1101a29